The HP/Agilent 83484B is a dual-channel electrical plug-in module for the 83480A Digital Communications Analyzer, delivering high-speed electrical signal analysis up to 50 GHz. This module enables precision characterization of high-frequency devices and high-speed digital communication signals in laboratory and production test environments.
## Technical Specifications
**Bandwidth Options**
• 50 GHz selectable bandwidth
• 26.5 GHz selectable bandwidth for optimized noise performance with small signals
**Noise Performance**
• 0.46 mV RMS noise at 26.5 GHz bandwidth
• 0.75 mV RMS noise at 50 GHz bandwidth
**Signal Handling**
• Maximum input signal: ±2 Vdc
**Connectors**
• 2.4 mm (m) type
• Trigger port
**Environmental & Operating Conditions**
• Operating altitude: up to 4,600 meters (15,000 ft)
• Non-operating altitude: up to 15,300 meters (50,000 ft)
• Power supply: 90–132 Vac or 198–264 Vac, 48–66 Hz
## Key Features
• Dual independent measurement channels in a single module
• Selectable bandwidth configuration for noise optimization
• Low-noise front end suitable for small-signal characterization
• Direct 2.4 mm connector interface for millimeter-wave signals
• Full compatibility with Infiniium DCA mainframes
## Typical Applications
• High-speed digital communication signal analysis and characterization
• Device under test (DUT) electrical parameter measurement to 50 GHz
• High-frequency component validation and troubleshooting
• Laboratory research requiring dual-channel simultaneous acquisition
## Compatibility & Integration
The 83484B operates as a plug-in module within compatible mainframes. Primary platform is the Agilent 83480A Digital Communications Analyzer. The module also integrates with Infiniium DCA mainframes: 86100A/B, 86100C (DCA-J), and 86100D (DCA-X). The 83480A can host up to two plug-in modules, providing four total measurement channels when fully populated.
